Tasistro, A., Camas-Gómez, R. and Ortiz-Monasterio, I. (2021) “Gypsum and potassium application to acid soils for maize (Zea mays L.) production in La Frailesca, Chiapas, Mexico”, Agronomía Mesoamericana, 33(1), p. 46173. doi: 10.15517/am.v33i1.46173.